Engines

Engines, fueling and tuning

  1. 8-valve

    Section for all 8-valve engines
    Discussions:
    3,900
    Messages:
    36,534
    Latest: Anyone know what’s wrong with this camshaft bearing. Rustbuster, May 21, 2023

  2. 16-valve

    Section for all things related to 16-valve engines
    Discussions:
    4,880
    Messages:
    61,082
    Latest: Cheap 16v distributor investigation costel1969, May 16, 2023

  3. 1.8 & 1.8T

    Section for all things related to the 20-valve 4 cyl engine
    Discussions:
    2,753
    Messages:
    26,179
    Latest: Broken wire or ecu? rubjonny, May 22, 2023 at 10:14 AM

  4. VR5, VR6 & Wx

    Section for all things related to the VR6 & V6 engines
    Discussions:
    1,226
    Messages:
    10,640
    Latest: Which modern shifter is a direct fit onto a Mk2 VR6? rubjonny, May 23, 2023 at 9:15 AM

  5. FSI (inc. GTI 2.0T)

    Section for all things related to the new breed engines (EA888, EA113, FSI, TSI, TFSI - call them what you will)
    Discussions:
    145
    Messages:
    1,272
    Latest: NASP FSI Content....2.2 litre and 9600 rpm? Read on! Toyotec, Mar 7, 2023

  6. Diesel

    Section for all things related to diesel engines
    Discussions:
    789
    Messages:
    6,805
    Latest: MK4 1.9 tdi engine clearances ARL Adamss24, Nov 19, 2022
Page 1 of 1119
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Replies Views ↓
Last Message
  1. rubjonny
    Sticky

    OEM MK4 management wiring => Mk1/2/3 harness install FAQ (Now with added dieselness!)

    rubjonny, Nov 8, 2013 ... 40 41 42
    Replies:
    827
    Views:
    407,134
    donballe
    Apr 7, 2023
  2. A.N. OTHER
    Sticky

    4 cylinder bore & stroke combinations + max bore & stroke list

    A.N. Other, Jan 20, 2011 ... 2 3
    Replies:
    43
    Views:
    46,069
    HPR
    Jun 11, 2020
  3. VW_SINGH
    Sticky

    Mk1 Golf - Fuel starvation on right hand bends.Analysis and conclusion

    vw_singh, Jun 30, 2009
    Replies:
    15
    Views:
    16,540
    vw_singh
    Jul 3, 2009
  4. A.N. OTHER
    Sticky

    The GTI Engine and its humble origins

    A.N. Other, Sep 28, 2010
    Replies:
    13
    Views:
    12,430
    A.N. Other
    Sep 30, 2010
  5. CRISPY 8V
    Locked Sticky

    VAG COM Users in FAQ

    Crispy 8V, Jun 27, 2006
    Replies:
    0
    Views:
    11,318
    Crispy 8V
    Jun 27, 2006
  6. Toyotec
    Sticky

    Fuel pumps and flow capablity

    Toyotec, Apr 14, 2011
    Replies:
    5
    Views:
    6,814
    turbotommy
    Apr 27, 2011
  7. A.N. OTHER
    Sticky

    Technical Engine Performance Discussions Index

    A.N. Other, Nov 27, 2013
    Replies:
    0
    Views:
    2,854
    A.N. Other
    Nov 27, 2013
  8. davkav
    Sticky

    Idle Stabilisation Valve (ISV) teardown

    davkav, Apr 17, 2018
    Replies:
    10
    Views:
    790
    xav
    Oct 9, 2022
  9. Brian.G

    Crankshaft types and differences

    Brian.G, Jan 1, 2010 ... 2 3
    Replies:
    40
    Views:
    80,428
    Brian.G
    Jun 25, 2013
  10. A.N. OTHER

    4 cyl big block oil pumps - how many versions? FAQ added p2. Updated p4.

    A.N. Other, Aug 18, 2009 ... 6 7 8
    Replies:
    148
    Views:
    54,805
    pingman
    Aug 23, 2016
  11. Nige

    Ebay / VMI Forged Conrods & Bolts. Never again..... !

    Nige, Sep 3, 2014 ... 9 10 11
    Replies:
    205
    Views:
    47,135
    Magnata820
    Sep 27, 2018
  12. MICKEY MARROWS

    Dry sump system what is available??

    mickey marrows, Nov 3, 2010 ... 2 3
    Replies:
    46
    Views:
    34,946
    RobT
    Jan 15, 2015
  13. 1982.RPD

    How to tune 8v gti mk2???

    1982.rpd, Apr 17, 2007 ... 2 3
    Replies:
    41
    Views:
    28,695
    Tristan
    Jul 6, 2015
  14. SCOTTYMK2

    Stopping exhaust rattling/hitting underside of car!!

    scottymk2, Apr 18, 2007
    Replies:
    19
    Views:
    28,356
    luminosa
    Apr 20, 2007
  15. ALTERN8

    Can you clean the Coolant expansion tank

    altern8, Apr 10, 2009 ... 2 3
    Replies:
    52
    Views:
    25,735
    crayon
    Jul 31, 2014
  16. Brian.G

    Chemical cleaning of alloy parts

    Brian.G, Jun 21, 2010 ... 2
    Replies:
    29
    Views:
    25,348
    bootsie
    Sep 17, 2021
  17. CABRIOLETMK3

    coolant temp sensor what does it do?

    cabrioletmk3, Mar 16, 2006
    Replies:
    14
    Views:
    22,353
    ivork
    Feb 19, 2014
  18. A.N. OTHER

    7A Audi 90 engine - what's the lineage?

    A.N. Other, Aug 17, 2010 ... 3 4 5
    Replies:
    83
    Views:
    22,247
    Toyotec
    Nov 1, 2015
  19. JONATHANHANSSEN

    Mk2 Top fill Radiator Conversion Help Needed

    jonathanhanssen, Aug 3, 2009 ... 2
    Replies:
    39
    Views:
    21,929
    Carey85
    Nov 8, 2015
  20. SDJ_MK3

    Compression 2E vs ADY vs AGG

    sdj_mk3, Apr 26, 2007
    Replies:
    19
    Views:
    21,838
    rubjonny
    May 8, 2007
  21. ADE.MK1

    Best MK1 Engine Conversion

    Ade.Mk1, Feb 2, 2006
    Replies:
    14
    Views:
    20,889
    nelo
    Feb 6, 2006
  22. A.N. OTHER

    Crank pulley vibration dampers & harmonics. Update: Lightweight crank pulleys = Bad

    A.N. Other, Jan 18, 2010 ... 4 5 6
    Replies:
    119
    Views:
    20,713
    mec82
    Feb 21, 2012
  23. PISTOL PETE

    16 Valve: Replacing coolant return hose

    pistol pete, Aug 21, 2006
    Replies:
    10
    Views:
    20,442
    Phil.
    Aug 31, 2006
  24. A.N. OTHER

    VW alloy blocks - what are the origins?

    A.N. Other, Sep 30, 2010 ... 2 3
    Replies:
    53
    Views:
    19,764
    Tristan
    Mar 30, 2015
  25. A.N. OTHER

    Drilling and tapping an engine block. How hard is the stuff?

    A.N. Other, Jun 30, 2008
    Replies:
    19
    Views:
    19,605
    mk28vICED
    Jul 22, 2010
  26. ambrose89

    best engine for high power/weight ratio? AKA Ben's Cab

    ambrose89, Jun 1, 2007 ... 18 19 20
    Replies:
    395
    Views:
    18,213
    fthaimike
    Sep 24, 2010
  27. Trev16v

    16V Syncro manifold building

    Trev16v, May 23, 2011 ... 2 3 4
    Replies:
    66
    Views:
    17,423
    superferret420
    Jul 5, 2015
  28. joeblow90

    Mk1 Golf GTI fuel pump problem.

    joeblow90, Oct 31, 2013
    Replies:
    13
    Views:
    17,383
    alanbe2
    Dec 9, 2013
Showing threads 1 to 20 of 22,365

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